chore: move PlatformSpecific back to core

- This is needed in 6.4 and this will make that transition easier

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/core/src/common/utils/platform-specific-version.injectable.ts

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+
+import type { DiContainerForInjection, InjectionToken } from "@ogre-tools/injectable";
+import { getInjectable } from "@ogre-tools/injectable";
+import platformInjectable from "../vars/platform.injectable";
+
+export interface PlatformSpecific<T> {
+  instantiate: () => T;
+  readonly platform: NodeJS.Platform;
+}
+
+const platformSpecificVersionInjectable = getInjectable({
+  id: "platform-specific-version",
+  instantiate: (di: DiContainerForInjection) => {
+    const targetPlatform = di.inject(platformInjectable);
+
+    return <T>(token: InjectionToken<PlatformSpecific<T>, void>) => {
+      const impls = di.injectMany(token);
+
+      const impl = impls.find(impl => impl.platform === targetPlatform);
+
+      if (!impl) {
+        throw new Error(`No platform specific implementation of "${token.id}" found`);
+      }
+
+      return impl.instantiate();
+    };
+  },
+});
+
+export default platformSpecificVersionInjectable;
+